Adams, E. (2014). Lethal letters (Berkley Prime Crime mass-market edition.). Berkley Prime Crime.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAdams, Ellery. Lethal Letters. Berkley Prime Crime mass-market edition. New York: Berkley Prime Crime, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAdams, Ellery. Lethal Letters. Berkley Prime Crime mass-market edition. Berkley Prime Crime, 2014.
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